Wood-grained polymer board



FIG. 1 is a perspective view of a wood-grained polymer board in accordance with our new design; and,

FIG. 2 is an end elevation view of the wood-grained polymer board of FIG. 1.

The wood-grained polymer board is shown with a symbolic break in its length, width, and height. The appearance of any portion of the article between the break lines forms no part of the claimed design. The broken lines depict portions of the wood-grained polymer board that form no part of the claimed design. 

CLAIM We claim the ornamental design for a wood-grained polymer board, as shown and described. 